Literatura científica selecionada sobre o tema "Optimisation de codes parallèles"
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Artigos de revistas sobre o assunto "Optimisation de codes parallèles"
Dai, Jingke, Xiao Chen, Fenggan Zhang e Kai Kang. "Optimisation design of systematic fountain codes on fading channels". IET Communications 13, n.º 20 (19 de dezembro de 2019): 3369–76. http://dx.doi.org/10.1049/iet-com.2019.0426.
Texto completo da fonteLi, S. F., J. Chen e L. Q. Zhang. "Optimisation of complete complementary codes in MIMO radar system". Electronics Letters 46, n.º 16 (2010): 1157. http://dx.doi.org/10.1049/el.2010.1394.
Texto completo da fonteOrr, John, Ana Bras e Tim Ibell. "Effectiveness of design codes for life cycle energy optimisation". Energy and Buildings 140 (abril de 2017): 61–67. http://dx.doi.org/10.1016/j.enbuild.2017.01.085.
Texto completo da fonteBird, Robert F., Patrick Gillies, Michael R. Bareford, Andy Herdman e Stephen Jarvis. "Performance Optimisation of Inertial Confinement Fusion Codes using Mini-applications". International Journal of High Performance Computing Applications 32, n.º 4 (2 de novembro de 2016): 570–81. http://dx.doi.org/10.1177/1094342016670225.
Texto completo da fonteHe, Ruichun, Changxi Ma, Cunrui Ma, Wei Zhang e Qiang Xiao. "Optimisation algorithm for logistics distribution route based on Prufer codes". International Journal of Wireless and Mobile Computing 9, n.º 2 (2015): 205. http://dx.doi.org/10.1504/ijwmc.2015.072573.
Texto completo da fonteYang, Jin, Zhaokun Qiu, Weidong Jiang e Xiang Li. "Poly‐phase codes optimisation for multi‐input–multi‐output radars". IET Signal Processing 7, n.º 2 (abril de 2013): 93–100. http://dx.doi.org/10.1049/iet-spr.2012.0195.
Texto completo da fonteWeng, Tien-hsiung, e Barbara Chapman. "Towards optimisation of openMP codes for synchronisation and data reuse". International Journal of High Performance Computing and Networking 1, n.º 1/2/3 (2004): 43. http://dx.doi.org/10.1504/ijhpcn.2004.007564.
Texto completo da fonteTräff, Erik A., Anton Rydahl, Sven Karlsson, Ole Sigmund e Niels Aage. "Simple and efficient GPU accelerated topology optimisation: Codes and applications". Computer Methods in Applied Mechanics and Engineering 410 (maio de 2023): 116043. http://dx.doi.org/10.1016/j.cma.2023.116043.
Texto completo da fonteSrijuntongsiri, Gun, e Stanislav S. Makhanov. "Optimisation of five-axis machining G-codes in the angular space". International Journal of Production Research 53, n.º 11 (9 de outubro de 2014): 3207–27. http://dx.doi.org/10.1080/00207543.2014.965421.
Texto completo da fonteDeng, Dachun, Dazhuan Xu e Shengkai Xu. "Optimisation design of systematic LT codes over AWGN multiple access channel". IET Communications 12, n.º 11 (17 de julho de 2018): 1351–58. http://dx.doi.org/10.1049/iet-com.2017.1063.
Texto completo da fonteTeses / dissertações sobre o assunto "Optimisation de codes parallèles"
Benmouhoub, Farah. "Optimisation de la précision numérique des codes parallèles". Thesis, Perpignan, 2022. http://www.theses.fr/2022PERP0009.
Texto completo da fonteIn high performance computing, nearly all the implementations and published experiments use foating-point arithmetic. However, since foating-point numbers are finite approximations of real numbers, it may result in hazards because of the accumulated errors.These round-off errors may cause damages whose gravity varies depending on the critical level of the application. Parallelism introduces new numerical accuracy problems due to the order of operations in this kind of systems. The proposed thesis subject concerns this last point: improving the precision of massively parallel scientific computing codes such as those found in the field of HPC (High Performance Computing)
Laguzet, Florence. "Etude et optimisation d'algorithmes pour le suivi d'objets couleur". Thesis, Paris 11, 2013. http://www.theses.fr/2013PA112197.
Texto completo da fonteThe work of this thesis focuses on the improvement and optimization of the Mean-Shift color object tracking algorithm, both from a theoretical and architectural point of view to improve both the accuracy and the execution speed. The first part of the work consisted in improving the robustness of the tracking. For this, the impact of color space representation on the quality of tracking has been studied, and a method for the selection of the color space that best represents the object to be tracked has been proposed. The method has been coupled with a strategy determining the appropriate time to recalculate the model. Color space selection method was also used in collaboration with another object tracking algorithm to further improve the tracking robustness for particularly difficult sequences : the covariance tracking which is more time consuming. The objective of this work is to obtain an entire real time system running on multi-core SIMD processors. A study and optimization phase has been made in order to obtain algorithms with a complexity that is configurable so that they can run in real time on different platforms, for various sizes of images and object tracking. In this context of compromise between speed and performance, it becomes possible to do real-time tracking on processors like ARM Cortex A9
Fang, Juing. "Décodage pondère des codes en blocs et quelques sujets sur la complexité du décodage". Paris, ENST, 1987. http://www.theses.fr/1987ENST0005.
Texto completo da fonteRaulet, Mickaël. "Optimisations mémoire dans la méthodologie AAA pour code embarqué sur architecture parallèles". Rennes, INSA, 2006. https://tel.archives-ouvertes.fr/tel-00124276v2.
Texto completo da fonteIn the field of embedded electronics, the applications of digital communications and image processing induce very strong time constraints while allowing a limitation in resources and performances of the computation units. The restriction of the memory usable can be in opposite of fields such as video coding. A solution to achieve a real-time implementation can be reached through a distribution on a parallel architecture. These problems are the framework of this work. More precisely, that is why we developed a process of rapid prototyping dedicated to the parallel architectures with several processors of digital signal processing of the last generation (FPGA, DSP). The optimization aspect of the allocated memory is performed here in a more precise way. The prototyping process was elaborate around SynDEx, a tool developed with the INRIA, based on the AAA methodology. This process aims at improving the implementation of an algorithm on a multi-component architecture by determining an optimal distribution and scheduling. SynDEx carries out the adequation phase itself, and generates an executive independent of the target. We initially contributed to the automation of the process on multiprocessors target, by adding a functional layer, and by developing new specific kernels for processors of digital signal. In an embedded context, our concerns are then the minimization of the memory for the generated code. It is still a problem very open for multi-component architectures. The found solution, thanks to the algorithms of colouring of graph, leads to a significant improvement of the results of distributed implementation. The rapid prototyping towards multi-component platforms is automatic today, and memory optimizations are directly integrated in the SynDEx tool. Another part of this work related to the development and integration, through our prototyping process, of consequent applications in the fields both of the image processing (MPEG-4, LAR) and both of the telecommunications (MC-CDMA, UMTS). Results validate the whole process, and show its adaptation to systems oriented data processing. The report is concluded on new perspectives, while being interested in particular in multi-layer systems linking together several layers: a “transport” layer of telecommunication and a “service” layer of image processing
Surós, Rina. "Modélisation et optimisation de systèmes parallèles". Paris 11, 1988. http://www.theses.fr/1988PA112188.
Texto completo da fonteRaulet, Mickaël. "Optimisations Mémoire dans la méthodologie « Adéquation Algorithme Architecture » pour Code Embarqué sur Architectures Parallèles". Phd thesis, INSA de Rennes, 2006. http://tel.archives-ouvertes.fr/tel-00124276.
Texto completo da fonteLa chaîne de prototypage a été élaborée autour de SynDEx, outil développé à l'INRIA basé sur la méthodologie AAA. Cette dernière vise à améliorer l'implantation d'un algorithme sur une architecture multi-processeurs en déterminant une distribution et ordonnancement optimaux. SynDEx réalise la phase d'adéquation proprement dite, et génère un exécutif indépendant de la cible. Nous avons dans un premier temps contribué à l'automatisation du processus sur cible multi-processeurs, en rajoutant d'une couche fonctionnelle, et en développant de nouveaux noyaux spécifiques pour des processeurs de traitement numérique du signal.
Dans un contexte embarqué, nos préoccupations se sont ensuite penchées sur la minimisation de la mémoire pour le code généré. C'est un problème encore très ouvert pour des architectures multi-composants. La solution trouvée, grâce aux algorithmes de coloriage de graphe, aboutit à une amélioration significative des résultats d'implantation distribuée. Le portage vers des plates-formes multi-composants est aujourd'hui automatique, notamment en intégrant directement dans l'outil SynDEx l'optimisation mémoire.
Une autre partie importante de ces travaux a concerné le développement et l'intégration, à travers notre processus de prototypage, d'applications conséquentes dans les domaines du traitement des images (MPEG-4, LAR) et celui des télécommunications (MC-CDMA, UMTS). Les résultats obtenus valident l'ensemble du processus proposé, et démontrent son adaptation à des systèmes globalement orientés traitement de l'information. Le mémoire se conclut en ouvrant sur de nouvelles perspectives, en s'intéressant notamment à des systèmes multi-couches réunissant des couches « transport » de télécommunication numériques et des couches « services » de traitement des images.
Alba-Gomez, Ofélia. "Optimisation de trajectoires de robots parallèles redondants". Nantes, 2007. http://www.theses.fr/2007NANT2126.
Texto completo da fonteThe aims of studies in tbis thesis are the definition of perfonnance indices of3-RRR parallel robots and the formulation of a method for trajectory planning in order to avoid singular configurations and optimize the kinetostatic performances of the manipulator. By using the isotropy conditions we define a characteristic length in order to homogenize the parallel Jacobian matrix. Thus, a consistent performance index is defined by using such a matrix as the distance of a configuration to parallel singularities. The optimum value of this index is determined an ideal isotropic configuration. Then, another index of the manipulator is defined by using a geometric interpretation of conditions of parallel singularities. An additional study allows us to verify the equivalence of the two proposed indices. Then, for our kinematically redundant robot, a method for automatic trajectory planning is proposed which optimizes the manipulator performances during the execution of a specified task. This method is inspired from an algorithm of trajectory planning for auto-guided vehicles. Several cases of study are analyzed in order to validate the effectiveness of our method in environments without and with obstacles. We consider a scenario in which the accessibility to the whole path is not possible using only one working mode; thus, we propose a supplementary formulation in order to achieve a suitable change of working mode to complete the task
Leguay-Durand, Sylvie. "Conception et optimisation de mécanismes parallèles à mobilités restreintes". Toulouse, ENSAE, 1998. http://www.theses.fr/1998ESAE0014.
Texto completo da fonteLegaux, Joeffrey. "Squelettes algorithmiques pour la programmation et l'exécution efficaces de codes parallèles". Phd thesis, Université d'Orléans, 2013. http://tel.archives-ouvertes.fr/tel-00990852.
Texto completo da fonteMattoussi, Ferdaouss. "Conception et optimisation de codes AL-FEC : les codes GLDPC- Staircase". Phd thesis, Université de Grenoble, 2014. http://tel.archives-ouvertes.fr/tel-00969573.
Texto completo da fonteLivros sobre o assunto "Optimisation de codes parallèles"
Traynor, Karen L. The optimisation of some binary linear codes. Salford: University of Salford, 1988.
Encontre o texto completo da fonteCapítulos de livros sobre o assunto "Optimisation de codes parallèles"
"Optimisation of Hierarchical Tree Codes". In Many-Body Tree Methods in Physics, 65–87. Cambridge University Press, 1996. http://dx.doi.org/10.1017/cbo9780511529368.006.
Texto completo da fonteShankar Prasad, Mani, e Shivani Verma. "Irreducible Polynomials: Non-Binary Fields". In Recent Advances in Polynomials [Working Title]. IntechOpen, 2022. http://dx.doi.org/10.5772/intechopen.101897.
Texto completo da fonteTrabalhos de conferências sobre o assunto "Optimisation de codes parallèles"
Jackson, Adrian, Fiona Reid, Stephen Booth, Joachim Hein, Jan Westerholm, Mats Aspnas, Miquel Catala e Alejandro Soba. "Parallel Optimisation Strategies for Fusion Codes". In 2011 19th Euromicro International Conference on Parallel, Distributed and Network-Based Processing (PDP). IEEE, 2011. http://dx.doi.org/10.1109/pdp.2011.15.
Texto completo da fonteRiley, C. P. "Design optimisation with electromagnetic finite element codes". In IEE Seminar on Current Trends in the Use of Finite Elements (FE) in Electromechanical Design and Analysis. IEE, 2000. http://dx.doi.org/10.1049/ic:20000054.
Texto completo da fonteBird, R. F., P. Gillies, M. R. Bareford, J. A. Herdman e S. A. Jarvis. "Mini-App Driven Optimisation of Inertial Confinement Fusion Codes". In 2015 IEEE International Conference on Cluster Computing (CLUSTER). IEEE, 2015. http://dx.doi.org/10.1109/cluster.2015.132.
Texto completo da fonteKaushik, Vignesh Srinivas, e Patrick Janssen. "Multi-criteria evolutionary optimisation of building enveloped during conceptual stages of design". In CAADRIA 2012: Beyond Codes and Pixels. CAADRIA, 2012. http://dx.doi.org/10.52842/conf.caadria.2012.497.
Texto completo da fonteAbalenkovs, Maksims. "Performance optimisation of stencil-based codes for shared memory architectures". In 2017 11th European Conference on Antennas and Propagation (EUCAP). IEEE, 2017. http://dx.doi.org/10.23919/eucap.2017.7928861.
Texto completo da fonteSharma, Himanshu, Vibhav Kumar Sachan, Syed Akhtar Imam e Monika. "Optimisation of energy efficiency in wireless sensor networks using error control codes". In 2012 Students Conference on Engineering and Systems (SCES 2012). IEEE, 2012. http://dx.doi.org/10.1109/sces.2012.6199067.
Texto completo da fonteVoie, Per Erlend, e Nils Sødahl. "Optimisation of Steel Catenary Risers". In ASME 2013 32nd International Conference on Ocean, Offshore and Arctic Engineering. American Society of Mechanical Engineers, 2013. http://dx.doi.org/10.1115/omae2013-10107.
Texto completo da fonteGerber, David, Mohamed M. ElSheikh e Aslihan Senel Solmaz. "Associative parametric design and financial optimisation - 'Cash Back 1.0': Parametric design for visualising and optimising Return on Investment for early stage design decision-making". In CAADRIA 2012: Beyond Codes and Pixels. CAADRIA, 2012. http://dx.doi.org/10.52842/conf.caadria.2012.047.
Texto completo da fonteCaponnetto, Mario. "Optimisation and Design of Contra-Rotating Propellers". In SNAME 9th Propeller and Shafting Symposium. SNAME, 2000. http://dx.doi.org/10.5957/pss-2000-03.
Texto completo da fonteRodriguez-Canal, Gabriel, Nick Brown, Maurice Jamieson, Emilien Bauer, Anton Lydike e Tobias Grosser. "Stencil-HMLS: A multi-layered approach to the automatic optimisation of stencil codes on FPGA". In SC-W 2023: Workshops of The International Conference on High Performance Computing, Network, Storage, and Analysis. New York, NY, USA: ACM, 2023. http://dx.doi.org/10.1145/3624062.3624543.
Texto completo da fonte